Handle of apparatus for preparing a beverage



FIG. 1 is a perspective view of the handle of apparatus for preparing a beverage;

FIG. 2 is a side view of the handle of apparatus for preparing a beverage; and,

FIG. 3 is a top view of the handle of apparatus for preparing a beverage.

The broken lines are for illustrative purposes only and form no part of the claimed design. 

The ornamental design of a handle of apparatus for preparing a beverage, as shown and described. 